Analysis

  • max time kernel
    118s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 07:23

General

  • Target

    1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0N.exe

  • Size

    90KB

  • MD5

    f609983b6ffee7a59b2c57607b365270

  • SHA1

    259eb307625ac7bc0e2221ac71831ddc5e8bf995

  • SHA256

    1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0

  • SHA512

    cfeeb84485af3d7e59cebc23c0511ebbb17625a6194095bfb948c32ceb54f12e7a5f2ca886c0bec89ea371e8f45096acc929a57b9d89b1db2eb9d56d63670fe9

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 24 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0N.exe
    "C:\Users\Admin\AppData\Local\Temp\1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0N.exe
      "C:\Users\Admin\AppData\Local\Temp\1e34777dd5fe6eb9e0799987543624564fdafe3073e53c3776a754ccbe2602d0N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1252
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OSNVK.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:868
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1208
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2808
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1996
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\OSNVK.bat

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

  • \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

    Filesize

    90KB

    MD5

    1f70a88122ee1ea7e7e0876c932013db

    SHA1

    9cc9bb4d9bbdbd119c22217bc62bcfe65ac33028

    SHA256

    e12fbc6c2de8c32048ce0e6aed125eb8933dd15b906a9432115e88e559d9ee88

    SHA512

    fdc04349159e24c36ae6ae3e2980214d41166136726ee410e08f5f18a26afdb48259d74e55baf84815b3fc17cafd25e159e545b0327a43c400f75bc8c17e67ff

  • memory/1252-217-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-254-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-255-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-214-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1252-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1252-150-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-151-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-152-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1252-137-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/1360-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1360-252-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1996-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2340-40-0x0000000000490000-0x0000000000491000-memory.dmp

    Filesize

    4KB

  • memory/2340-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-60-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/2340-70-0x00000000004F0000-0x00000000004F1000-memory.dmp

    Filesize

    4KB

  • memory/2340-73-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-79-0x0000000000510000-0x0000000000512000-memory.dmp

    Filesize

    8KB

  • memory/2340-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-5-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2340-3-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2340-14-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2340-108-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2340-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-16-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2340-28-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/2340-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-180-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2808-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-169-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2808-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB